Ergonomic frosting applicator device



FIG. 1 is an oblique perspective view of the ergonomic frosting applicator device showing my new design;

FIG. 2 is a right side view of the ergonomic frosting applicator device showing my new design, the other side being identical thereto;

FIG. 3 is a top plan view of the ergonomic frosting applicator device showing my new design;

FIG. 4 is a bottom plan view of the ergonomic frosting applicator device showing my new design.

FIG. 5 is a front view of the ergonomic frosting applicator device showing my new design; and,

FIG. 6 is a back view of the ergonomic frosting applicator device showing my new design. 

The ornamental design for a ergonomic frosting applicator device, as shown and described. 